->HR <-> ->HMS


I need the equation to convert ->HR <-> ->HMS. Thank you !!!


I don't believe there is an equation, just some steps you
you have to follow:

-write down the degrees

-take the fractional part and multiply by 60

-the whole number is the minutes

-take the new fractional part and multiply by 60

-the whole number is the seconds and the fractional

part is the fractional seconds.

There should be a button to do all this on a good

Edited: 1 Sept 2004, 10:34 p.m.


Hi man, if you really want to have a single équation, I show you what I've found during the last 15 minutes.



You must enter 15h28mn15s as 15.2815

I've tried it with some examples and I think it's ok.
I hope it will help you.

Edited: 2 Sept 2004, 9:19 a.m.


Also, compare to the equation I wrote in a previous post:


Edited: 2 Sept 2004, 10:48 a.m.


Thank you


You are welcome!

BTW, I had too many parenthesis:

It should be:


And Also, here is my solution t'other way 'round:



Note that the precedence rules of the above text is as per the HP48 series.

These are nice and compact.

Best regards,


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